image 위에 plot으로 선을 넣고 싶은데 image 뒤로 plot이 그려져서 보이지가 않아서 문의드립니다.
아래코드를 이용해서 그림을 그리면 image와 컬러바는 제대로 나오고 그 뒤에 plot 이 겹쳐져서 그려진거 같은데
image의 흰바탕에 의해 안보여서요…
이렇게 질문드립니다.
;==========================conduct PS <measured_oblate>==========================

xrange=[min(d), max(d)]
yrange=[min(obl), max(obl)]

print, xrange[0],xrange[1]
print, yrange[0],yrange[1]

bin1=(xrange[1]-xrange[0])/100.
bin2=(yrange[1]-yrange[0])/100.

print, bin1, bin2

density=hist_2d(d, obl, bin1=bin1, bin2=bin2,min1=xrange[0], max1=xrange[1],min2=yrange[0], max2=yrange[1])

maxdensity=ceil(max(density)/1e2)*1e2
scaleddensity=bytscl(density, min=0, max=maxdensity)

outfile1=’oblate_20120823.ps’

SET_PLOT, ‘ps’
DEVICE,/times,FILENAME=outfile1,/ENCAPSULATED, $
XSIZE=18,YSIZE=15,/COLOR,BITS=8, XOFFSET=.0,YOFFSET=0.0

loadct,39

tvlct, cgcolor(‘white’,/triple),0
tvlct, r, g, b, /get

palette=[[r],[g],[b]]

plot, e_diameter, hlk, xrange=xrange, yrange=yrange, xstyle=1, ystyle=1, color=’black’,$
position=[0.1, 0.1, 0.87, 0.87]

cgimage, scaleddensity, /overplot, xrange=xrange, yrange=yrange, /axes,$; Palette=palette, $
xtitle=’Drop diameter [mm]’, YTITLE=’Axis ratio’,font=2,color=’black’,$
position=[0.125,0.125,0.9,0.8]

xyouts, 0.66, 0.18, ‘Measured data’,charsize=1.3, charthick=2.1,color=1,/normal

thick=(!D.Name EQ ‘ps’)? 6:2

cgcolorbar, position=[0.125, 0.875, 0.9, 0.925], title=’Number Density [#]’,font=2,$
charsize=1.3,charthick=2.1,color=’black’,$
range=[0, maxdensity], ncolors=255, bottom=1,tlocation=’top’

device,/close